JUST POWER ON 95
3.8.2 DRMs logical interface and dry contacts interface
The logical interface is applicable to the following safety standards: Australia
AS/NZS 4777, Europe EN50549, Germany VDE-AR-N 4105.
Warning
Must be performed by an electrician with a professional
technician certificate.
Only for U disk access, not for USB charging.
Table 6-4 Interface Description
Table 3-5
PIN
Signal
Classification
Interface Definition Interface Parameters
External DC can not
exceed 30Vdc/3A
(Reserved for ignition
of diesel generator)
6
SPDT Relay Common portGEN COM
5
SPDT relay normally
closed output port
GEN NC
4
SPDT relay normally
opened output port
GEN NO
2
Signal input,
active low (Connected
to signal ground)
DRMs input
3
I/O output ground
Signal input/
output ground
INS GND
EXT IN
1
Signal output, active lowI/O outputEXT OUT
U disk interface
U disk access (USB flash
disk must be in FAT32 format,
and the maximum memory is 32G)
For EP600 inverter
firmware upgrade
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